CN111396117B - 一种综掘工作面液氮雾与细水雾联动降尘的方法 - Google Patents
一种综掘工作面液氮雾与细水雾联动降尘的方法 Download PDFInfo
- Publication number
- CN111396117B CN111396117B CN202010407064.9A CN202010407064A CN111396117B CN 111396117 B CN111396117 B CN 111396117B CN 202010407064 A CN202010407064 A CN 202010407064A CN 111396117 B CN111396117 B CN 111396117B
- Authority
- CN
- China
- Prior art keywords
- liquid nitrogen
- dust
- water mist
- fine water
- mist
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 title claims abstract description 322
- 239000003595 mist Substances 0.000 title claims abstract description 219
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 212
- 239000007788 liquid Substances 0.000 title claims abstract description 161
- 229910052757 nitrogen Inorganic materials 0.000 title claims abstract description 161
- 239000000428 dust Substances 0.000 title claims abstract description 111
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000009412 basement excavation Methods 0.000 title claims abstract description 18
- 230000005641 tunneling Effects 0.000 claims abstract description 63
- 239000003245 coal Substances 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 12
- 239000011435 rock Substances 0.000 claims abstract description 12
- 238000005520 cutting process Methods 0.000 claims abstract description 6
- 239000007921 spray Substances 0.000 claims description 50
- 238000002347 injection Methods 0.000 claims description 15
- 239000007924 injection Substances 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 11
- 230000000903 blocking effect Effects 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 239000002817 coal dust Substances 0.000 abstract description 5
- 238000004880 explosion Methods 0.000 abstract description 5
- 238000004062 sedimentation Methods 0.000 abstract description 2
- 238000000889 atomisation Methods 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 206010035653 pneumoconiosis Diseases 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/04—Spraying barriers
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F1/00—Ventilation of mines or tunnels; Distribution of ventilating currents
- E21F1/006—Ventilation at the working face of galleries or tunnels
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F5/00—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires
- E21F5/02—Means or methods for preventing, binding, depositing, or removing dust; Preventing explosions or fires by wetting or spraying
- E21F5/06—Fluids used for spraying
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F3/00—Cooling or drying of air
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Special Spraying Apparatus (AREA)
Abstract
Description
Claims (1)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010407064.9A CN111396117B (zh) | 2020-05-14 | 2020-05-14 | 一种综掘工作面液氮雾与细水雾联动降尘的方法 |
LU102355A LU102355B1 (en) | 2020-05-14 | 2020-12-28 | Liquid nitrogen mist and water mist linked dust falling method for fully mechanized excavation face |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010407064.9A CN111396117B (zh) | 2020-05-14 | 2020-05-14 | 一种综掘工作面液氮雾与细水雾联动降尘的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN111396117A CN111396117A (zh) | 2020-07-10 |
CN111396117B true CN111396117B (zh) | 2021-04-27 |
Family
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CN202010407064.9A Active CN111396117B (zh) | 2020-05-14 | 2020-05-14 | 一种综掘工作面液氮雾与细水雾联动降尘的方法 |
Country Status (2)
Country | Link |
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CN (1) | CN111396117B (zh) |
LU (1) | LU102355B1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114215599B (zh) * | 2022-02-22 | 2022-05-31 | 中国矿业大学(北京) | 一种井下掘进工作面防突-降尘-抽采一体化装置 |
CN117266912B (zh) * | 2023-08-10 | 2024-05-14 | 陕西北纳技术有限公司 | 一种用于煤矿开采量子磁化喷雾除尘系统 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102359376B (zh) * | 2011-09-22 | 2014-04-16 | 中国矿业大学 | 一种综掘工作面空气幕与细水雾联动降尘方法 |
CN102536236B (zh) * | 2011-12-30 | 2014-07-16 | 中国矿业大学 | 一种综掘工作面降、隔、除一体化防尘方法 |
CN102937033B (zh) * | 2012-12-03 | 2014-10-15 | 中国矿业大学 | 矿用高效注氮防灭火系统 |
CN103362534B (zh) * | 2013-07-10 | 2016-01-06 | 中国矿业大学 | 防治矿井火灾的氮气阻化细水雾制备系统及其防灭火方法 |
CN104329109A (zh) * | 2014-08-29 | 2015-02-04 | 辽宁工程技术大学 | 一种采空区阻化剂高效喷洒系统及喷洒方法 |
CN206256923U (zh) * | 2016-11-17 | 2017-06-16 | 西南交通大学 | 适用于多种环境的隧道施工通风系统 |
CN206174988U (zh) * | 2016-11-18 | 2017-05-17 | 济宁学院 | 一种用于矿井的浆液雾化灭火系统 |
CN107620607B (zh) * | 2017-09-12 | 2019-04-30 | 中国矿业大学 | 一种综掘工作面梯级雾化分区除尘方法 |
CN208858393U (zh) * | 2018-08-29 | 2019-05-14 | 李丽 | 一种煤矿采空区注氮气水雾装置 |
CN209645690U (zh) * | 2019-03-19 | 2019-11-19 | 西安科技大学 | 一种矿用采空区阻化剂快速雾化防灭火装置 |
CN209704622U (zh) * | 2019-04-08 | 2019-11-29 | 四川省交通勘察设计研究院有限公司 | 一种用于隧道施工使用的降尘设备 |
-
2020
- 2020-05-14 CN CN202010407064.9A patent/CN111396117B/zh active Active
- 2020-12-28 LU LU102355A patent/LU102355B1/en active IP Right Grant
Also Published As
Publication number | Publication date |
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CN111396117A (zh) | 2020-07-10 |
LU102355B1 (en) | 2021-06-29 |
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Address after: 221018 Lishui Road, Yunlong District, Xuzhou, Jiangsu 2 Patentee after: XUZHOU University OF TECHNOLOGY Address before: 221000 No.18, South Third Ring Road, Quanshan District, Xuzhou City, Jiangsu Province Patentee before: XUZHOU University OF TECHNOLOGY |
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Application publication date: 20200710 Assignee: XUZHOU XINNANHU TECHNOLOGY Co.,Ltd. Assignor: XUZHOU University OF TECHNOLOGY Contract record no.: X2023320000175 Denomination of invention: A Method of Combining Liquid Nitrogen Mist and Fine Water Mist to Reduce Dust in a Comprehensive Mining Face Granted publication date: 20210427 License type: Common License Record date: 20230731 |